111364213 has 2 divisors, whose sum is σ = 111364214. Its totient is φ = 111364212.

The previous prime is 111364207. The next prime is 111364217. The reversal of 111364213 is 312463111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62125924 + 49238289 = 7882^2 + 7017^2 .

It is a cyclic number.

It is not a de Polignac number, because 111364213 - 2⁹ = 111363701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111364217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55682106 + 55682107.

It is an arithmetic number, because the mean of its divisors is an integer number (55682107).

Almost surely, 2^111364213 is an apocalyptic number.

It is an amenable number.

111364213 is a deficient number, since it is larger than the sum of its proper divisors (1).

111364213 is an equidigital number, since it uses as much as digits as its factorization.

111364213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 22.

The square root of 111364213 is about 10552.9243814215. The cubic root of 111364213 is about 481.1146160359.

It can be divided in two parts, 11 and 1364213, that added together give a square (1364224 = 1168²).

The spelling of 111364213 in words is "one hundred eleven million, three hundred sixty-four thousand, two hundred thirteen".